membrane Flake Molybdenum_disulfide Vinylpyridine mono_layer ContactModeDots BTO Magnetostrictive CuSubstrate Leakage atomic_steps PDMS Change KelvinProbeForceMicroscopy Cancer SurfaceChange semifluorinated_alkanes Gong FAFailureAnlaysis Display margarine SingleCrystal Aluminum DomainSwitching Electical&Electronics Polypropylene HACrystal Multiferroic_materials PhaseTransition molecular_beam InsulatorFilm Conductance LateralForceMicroscopy EvatecAG Nanotechnology